[Met5]-enkephalin-like peptides of the adrenal medulla: release by nerve stimulation and functional implications.

Regulation of acetylcholine receptors by endogenous cotransmitters: studies of adrenal medulla.

Impairment of brain neurotransmitter receptors in aged rats.

Interaction of dopaminergic ergot derivatives with cyclic nucleotide system.

A role for the opiate peptides that presumably coexist with acetylcholine in splanchnic nerves.

Bromocriptine and lisuride stimulate the accumulation of cyclic AMP in intact slices but not in homogenates of rat neostriatum.

Differential effect of reserpine on dopaminergic receptor function in rat substantia nigra and caudate nucleus.